Both the F12-is and F12-D are gas monitors having the same core monitor base. They vary in safety type, sensor mounting style, alarm capability, power, and detection range. Below are some key features to both of these great gas monitor devices.
F-12 Pre-Configured Gas Monitors We Keep in Stock

This is a pre-configured F12-is Gas Monitor that we keep in stock – this configuration comes with the following specifications:
-2-wire Transmitter
-Integral Sensor Holder
-No Auto Test
-No Digital Output
The Series F12 Gas Transmitter is an Intrinsically Safe (IS) version of our explosion proof D12 transmitter. In its standard form, it is designed for detection of a variety of toxic gases in hazardous area applications requires IS devices. In addition, it is also well suited for all general-purpose applications where toxic gas measurement is required. For IS installations, this transmitter is also available with a Hart communication option.

This is a pre-configured F12-D Gas Monitor that we keep in stock – this configuration comes with the following specifications:
-12-30 VDC
-With Alarms
-Integral Sensor Holder
-No Auto Test
-No Digital Output
The Series F12D Gas Transmitter is well suited for all general-purpose applications where toxic gas measurement is required. The F12D version provides a complete AC powered instrument with 3 alarm relays (SPST) available for external alarming.
To speed order delivery, we stock the most common configurations for immediate shipment!
- F12-IS with Integral Sensor Holder
- F12-IS with Sensor Holder & 6 Foot Cable
- F12-D with Integral Sensor Holder 12-30 VDC Power
- F12-D with Integral Sensor Holder 120/220 VAC Electrical Power
- F12-D with Remote Sensor Holder & Junction Box
- F12-D with Sensor Holder & 6 Foot Cable
We even stock the most common sensors!




